work on chrome install and exclude pages

Author: briantoby

.github/workflows/mkdocs_pdf.yml

@@ -16,6 +16,15 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
+      - name: Install chrome
+        uses: browser-actions/setup-chrome@v2
+        id: setup-chrome
+      - name: test chrome
+        run: |
+          ${{ steps.setup-chrome.outputs.chrome-path }} --version
+          chrome --version
+          chromium --version
+          which chrome
       - name: Python setup
         uses: actions/setup-python@v3
 #      - name: Sphinx setup

MDhelp/mkdocs.yml_pdf

@@ -61,12 +61,12 @@ plugins:
       author: Brian H. Toby and Robert B. Von Dreele
       enabled_if_env: ENABLE_PDF_EXPORT
       cover_title: GSAS-II Help information
-      cover_subtitle: a compilation of HTML pages
-      copyright: this material is available at https://advancedphotonsource.github.io/GSAS-II-tutorials/help/
+      cover_subtitle: A compilation of HTML pages as a PDF document
+      copyright: From https://advancedphotonsource.github.io/GSAS-II-tutorials/help/
       back_cover: true
       output_path: GSASII-help.pdf
       exclude_pages:
-          - 'index.md'
+        - index.md
       #render_js: true
 
   - i18n: